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authorSagi Grimberg <sagi@grimberg.me>2017-06-29 11:10:44 +0300
committerSagi Grimberg <sagi@grimberg.me>2017-07-04 09:44:16 +0300
commit4c8b99f6b1ff086c1745fcb0511800fba5c4fb34 (patch)
tree35afb364b00bb914b5a37e1924f1609c4064d339 /drivers/nvme
parent7314183d1d0c200def4d0f5a6d978d3b29d28813 (diff)
downloadlinux-4c8b99f6b1ff086c1745fcb0511800fba5c4fb34.tar.bz2
nvme-rdma: update tagset nr_hw_queues after reconnecting/resetting
We might have more/less queues once we reconnect/reset. For example due to cpu going online/offline or controller constraints. Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de> Reviewed-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Sagi Grimberg <sagi@grimberg.me>
Diffstat (limited to 'drivers/nvme')
-rw-r--r--drivers/nvme/host/rdma.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/nvme/host/rdma.c b/drivers/nvme/host/rdma.c
index 2ab0cdb4d881..cfb22531fc16 100644
--- a/drivers/nvme/host/rdma.c
+++ b/drivers/nvme/host/rdma.c
@@ -741,6 +741,9 @@ static void nvme_rdma_reconnect_ctrl_work(struct work_struct *work)
ret = nvme_rdma_connect_io_queues(ctrl);
if (ret)
goto requeue;
+
+ blk_mq_update_nr_hw_queues(&ctrl->tag_set,
+ ctrl->ctrl.queue_count - 1);
}
changed = nvme_change_ctrl_state(&ctrl->ctrl, NVME_CTRL_LIVE);
@@ -1727,6 +1730,9 @@ static void nvme_rdma_reset_ctrl_work(struct work_struct *work)
ret = nvme_rdma_connect_io_queues(ctrl);
if (ret)
goto del_dead_ctrl;
+
+ blk_mq_update_nr_hw_queues(&ctrl->tag_set,
+ ctrl->ctrl.queue_count - 1);
}
changed = nvme_change_ctrl_state(&ctrl->ctrl, NVME_CTRL_LIVE);